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Updated: Oct 6, 2025

Metabolic Labeling of Leucine Rich Repeat Kinases 1 and 2 with Radioactive Phosphate
Published on: September 18, 2013
LRP6 Receptor Plays Essential Functions in Development and Human Diseases
Abdulmajeed Fahad Alrefaei1, Muhammad Abu-Elmagd2
1Department of Biology/Genetic and Molecular Biology Central Laboratory (GMCL), Jamoum University College, Umm Al-Qura University, Makkah 2203, Saudi Arabia.
Low-density lipoprotein receptor 6 (LRP6) is crucial for Wnt/β-catenin signaling, impacting cell growth, development, and diseases like cancer. This review details LRP6 structure, function, and its role in human health and disease.
Area of Science:
- Molecular Biology
- Developmental Biology
- Cell Biology
Background:
- Low-density lipoprotein receptor 6 (LRP6) is a cell-surface receptor essential for Wnt/β-catenin signaling.
- LRP6 plays a vital role in various biological processes, including cell proliferation, specification, embryonic development, and cancer metastasis.
Purpose of the Study:
- To review the structure and function of LRP6.
- To discuss LRP6 interactions with Wnt inhibitors like DKK1 and SOST.
- To highlight LRP6 expression and its implications in development and human diseases, particularly cancer.
Main Methods:
- Literature review focusing on LRP6 structure, function, and disease associations.
- Analysis of LRP6 expression patterns in various model systems.
- Examination of LRP6 interactions with Wnt pathway inhibitors.
Main Results:
- LRP6 is a key regulator of Wnt/β-catenin signaling, critical for vertebrate development.
- Overexpression and mutations in LRP6 are linked to human diseases, including hypertension, atherosclerosis, and various cancers (e.g., bladder, breast).
- LRP6 interacts with Wnt inhibitors, modulating pathway activity.
Conclusions:
- LRP6 is a significant factor in both normal development and the pathogenesis of complex human diseases.
- Understanding LRP6 structure and interactions is crucial for developing therapeutic strategies for diseases involving Wnt signaling.
- Further research into LRP6's role in cancer and other conditions is warranted.
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